def testDefault(self):
ticks = [tick((0, 10), labellevel=0), tick((1, 10), labellevel=0), tick((1, 1), labellevel=0), tick((10, 1), labellevel=0)]
mixed().labels(ticks)
self.assertEqual([t.label for t in ticks], ["0", "0.1", "1", "10"])
ticks = [tick((0, 10), labellevel=0), tick((1, 10), labellevel=0), tick((1, 1), labellevel=0), tick((10000, 1), labellevel=0)]
mixed().labels(ticks)
self.assertEqual([t.label for t in ticks], [r"{0}", r"{{1}\cdot10^{-1}}", r"{1}", r"{{1}\cdot10^{4}}"])
ticks = [tick((0, 10), labellevel=0), tick((1, 10), labellevel=0), tick((1, 1), labellevel=0), tick((10000, 1), labellevel=0)]
mixed(equaldecision=0).labels(ticks)
self.assertEqual([t.label for t in ticks], ["0", "0.1", "1", r"{10^{4}}"])
def keyticks(labels, *args, **kwargs):
"""Return a list of PyX ticks that can be used as keys in a fake bar
plot.
Each key is assigned an integer position on the graph axis starting at 0."""
return [tick(i, label=labels[i], *args, **kwargs) \
for i in range(len(labels))]
def testDec(self):
ticks = [tick((1, 4), labellevel=0), tick((2, 4), labellevel=0)]
decimal().labels(ticks)
self.assertEqual([t.label for t in ticks], ["0.25", "0.5"])
ticks = [tick((1, 4), labellevel=0), tick((2, 4), labellevel=0)]
decimal(equalprecision=1).labels(ticks)
self.assertEqual([t.label for t in ticks], ["0.25", "0.50"])
ticks = [tick((1, 17), labellevel=0), tick((17, 17), labellevel=0)]
decimal().labels(ticks)
self.assertEqual([t.label for t in ticks], [r"0.\overline{0588235294117647}", "1"])
ticks = [tick((1, 10000000), labellevel=0), tick((1, 100000000), labellevel=0), tick((1, 1000000000), labellevel=0)]
decimal(thousandthpartsep=",").labels(ticks)
self.assertEqual([t.label for t in ticks], ["0.000,000,1", "0.000,000,01", "0.000,000,001"])
ticks = [tick((1000000, 1), labellevel=0), tick((10000000, 1), labellevel=0), tick((100000000, 1), labellevel=0)]
decimal(thousandsep=",").labels(ticks)
self.assertEqual([t.label for t in ticks], ["1,000,000", "10,000,000", "100,000,000"])
def testDec(self):
ticks = [tick((1, 4), labellevel=0), tick((2, 4), labellevel=0)]
decimal().labels(ticks)
self.assertEqual([t.label for t in ticks], ["0.25", "0.5"])
ticks = [tick((1, 4), labellevel=0), tick((2, 4), labellevel=0)]
decimal(equalprecision=1).labels(ticks)
self.assertEqual([t.label for t in ticks], ["0.25", "0.50"])
ticks = [tick((1, 17), labellevel=0), tick((17, 17), labellevel=0)]
decimal().labels(ticks)
self.assertEqual([t.label for t in ticks], [r"0.\overline{0588235294117647}", "1"])
ticks = [tick((1, 10000000), labellevel=0), tick((1, 100000000), labellevel=0), tick((1, 1000000000), labellevel=0)]
decimal(thousandthpartsep=",").labels(ticks)
self.assertEqual([t.label for t in ticks], ["0.000,000,1", "0.000,000,01", "0.000,000,001"])
ticks = [tick((1000000, 1), labellevel=0), tick((10000000, 1), labellevel=0), tick((100000000, 1), labellevel=0)]
decimal(thousandsep=",").labels(ticks)
self.assertEqual([t.label for t in ticks], ["1,000,000", "10,000,000", "100,000,000"])
def getticks(self, min, max, dist, ticklevel=None, labellevel=None):
"""return a list of equal spaced ticks
- the tick distance is dist, the ticklevel is set to ticklevel and
the labellevel is set to labellevel
- min, max is the range where ticks should be placed"""
imin = int(math.ceil(min/float(dist) - 0.5*self.epsilon))
imax = int(math.floor(max/float(dist) + 0.5*self.epsilon))
ticks = []
for i in range(imin, imax + 1):
ticks.append(tick.tick((i*dist.num, dist.denom), ticklevel=ticklevel, labellevel=labellevel))
return ticks
def testFrac(self):
ticks = [tick((1, 4), labellevel=0), tick((2, 4), labellevel=0)]
rational(numsuffix=r"\pi").labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], [r"{{\pi}\over{4}}", r"{{\pi}\over{2}}"])
ticks = [tick((0, 3), labellevel=0), tick((3, 3), labellevel=0), tick((6, 3), labellevel=0)]
rational(numsuffix=r"\pi").labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], ["0", r"\pi", r"2\pi"])
ticks = [tick((2, 3), labellevel=0), tick((4, 5), labellevel=0)]
rational(numsuffix=r"\pi", equaldenom=1).labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], [r"{{10\pi}\over{15}}", r"{{12\pi}\over{15}}"])
def testFrac(self):
ticks = [tick((1, 4), labellevel=0), tick((2, 4), labellevel=0)]
rational(numsuffix=r"\pi").labels(ticks)
self.assertEqual([t.label for t in ticks], [r"{{\pi}\over{4}}", r"{{\pi}\over{2}}"])
ticks = [tick((0, 3), labellevel=0), tick((3, 3), labellevel=0), tick((6, 3), labellevel=0)]
rational(numsuffix=r"\pi").labels(ticks)
self.assertEqual([t.label for t in ticks], ["0", r"\pi", r"2\pi"])
ticks = [tick((2, 3), labellevel=0), tick((4, 5), labellevel=0)]
rational(numsuffix=r"\pi", equaldenom=1).labels(ticks)
self.assertEqual([t.label for t in ticks], [r"{{10\pi}\over{15}}", r"{{12\pi}\over{15}}"])
def testExp(self):
ticks = [tick((-1, 10), labellevel=0), tick((1, 1), labellevel=0), tick((10, 1), labellevel=0)]
exponential().labels(ticks)
self.assertEqual([t.label for t in ticks], [r"{-10^{-1}}", r"{10^{0}}", r"{10^{1}}"])
ticks = [tick((0, 1), labellevel=0), tick((1, -10), labellevel=0), tick((15, 100), labellevel=0)]
exponential(mantissatexter=decimal(equalprecision=1)).labels(ticks)
self.assertEqual([t.label for t in ticks], [r"{0.0}", r"{{-1.0}\cdot10^{-1}}", r"{{1.5}\cdot10^{-1}}"])
def getticks(self, min, max, preexp, ticklevel=None, labellevel=None):
ticks = []
minimin = 0
maximax = 0
for f in preexp.pres:
thisticks = []
imin = int(math.ceil(math.log(min / float(f)) /
math.log(preexp.exp) - 0.5 * self.epsilon))
imax = int(math.floor(math.log(max / float(f)) /
math.log(preexp.exp) + 0.5 * self.epsilon))
for i in range(imin, imax + 1):
pos = f * tick.rational((preexp.exp, 1), power=i)
thisticks.append(tick.tick((pos.num, pos.denom), ticklevel = ticklevel, labellevel = labellevel))
ticks = tick.mergeticklists(ticks, thisticks)
return ticks
titledirection=None,
outerticklength=graph.axis.painter.ticklength.normal,
)
g = graph.graphxy(width=8,
xaxisat=0,
yaxisat=0,
x=graph.axis.linear(title="$t$",
min=-2.9,
max=2.9,
painter=p),
y=graph.axis.linear(
min=-0.05,
max=1.9,
manualticks=[
tick.tick(0, None, None),
tick.tick(0.5,
label=r"$\frac{1}{2}$",
ticklevel=0),
tick.tick(1.5,
label=r"$\frac{3}{2}$",
ticklevel=0),
],
painter=p))
def f(t, x):
return t, sum([x[i] * (t**i) for i in range(len(x))])
g.plot(
graph.data.paramfunction("t",
-3,
titlepos=0.95,
outerticklength=painter.ticklength.normal,
titledist=-0.3,
titledirection=None) # horizontal text
g = graphxy(
width=10,
xaxisat=0,
yaxisat=0,
x=axis.linear(
title="$x$",
min=-range,
max=+range,
painter=p,
# suppress some ticks by overwriting ...
manualticks=[tick.tick(0, None, None),
tick.tick(range, None, None)]),
y=axis.linear(
title=r"$x\sin(x^2)$",
painter=p,
manualticks=[tick.tick(0, None, None),
tick.tick(3, None, None)]))
g.plot(
data.function("y(x)=x*sin(x**2)"),
# Line style is set before symbol style -> symbols will be draw
# above the line.
[
graph.style.line([style.linewidth.Thin, style.linestyle.solid]),
graph.style.symbol(graph.style.symbol.circle,
size=0.1,
def testLogParter(self):
self.PartEqual(log(tickpreexps=[log.pre1exp], labelpreexps=[]).partfunctions(1, 10, 1, 1)[0](),
[tick((1, 1), 0, None), tick((10, 1), 0, None)])
self.PartEqual(log(tickpreexps=[log.pre1exp], labelpreexps=[]).partfunctions(1, 100, 1, 1)[0](),
[tick((1, 1), 0, None), tick((10, 1), 0, None), tick((100, 1), 0, None)])
self.PartEqual(log(tickpreexps=[preexp([rational((1, 1))], 100)], labelpreexps=[]).partfunctions(1, 100, 1, 1)[0](),
[tick((1, 1), 0, None), tick((100, 1), 0, None)])
self.PartEqual(log(tickpreexps=[log.pre1to9exp], labelpreexps=[]).partfunctions(1, 10, 1, 1)[0](),
[tick((1, 1), 0, None), tick((2, 1), 0, None), tick((3, 1), 0, None), tick((4, 1), 0, None), tick((5, 1), 0, None), tick((6, 1), 0, None), tick((7, 1), 0, None), tick((8, 1), 0, None), tick((9, 1), 0, None), tick((10, 1), 0, None)])
self.PartEqual(log(tickpreexps=[log.pre1exp, log.pre1to9exp], labelpreexps=[]).partfunctions(1, 10, 1, 1)[0](),
[tick((1, 1), 0, None), tick((2, 1), 1, None), tick((3, 1), 1, None), tick((4, 1), 1, None), tick((5, 1), 1, None), tick((6, 1), 1, None), tick((7, 1), 1, None), tick((8, 1), 1, None), tick((9, 1), 1, None), tick((10, 1), 0, None)])
self.PartEqual(log(tickpreexps=[log.pre1exp, log.pre1to9exp]).partfunctions(1, 10, 1, 1)[0](),
[tick((1, 1), 0, 0), tick((2, 1), 1, None), tick((3, 1), 1, None), tick((4, 1), 1, None), tick((5, 1), 1, None), tick((6, 1), 1, None), tick((7, 1), 1, None), tick((8, 1), 1, None), tick((9, 1), 1, None), tick((10, 1), 0, 0)])
def testLinParter(self):
self.PartEqual(lin(tickdists=["10"], labeldists=[]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, None), tick((10, 1), 0, None)])
self.PartEqual(lin(tickdists=["1", "0.5"], labeldists=[]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, None), tick((1, 2), 1, None), tick((1, 1), 0, None)])
self.PartEqual(lin(tickdists=["1", "0.5", "0.25"], labeldists=[]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, None), tick((1, 4), 2, None), tick((1, 2), 1, None), tick((3, 4), 2, None), tick((1, 1), 0, None)])
self.PartEqual(lin(tickdists=["1", "0.5"], labeldists=[], extendtick=None).partfunctions(0, 1.5, 1, 1)[0](),
[tick((0, 1), 0, None), tick((1, 2), 1, None), tick((1, 1), 0, None), tick((3, 2), 1, None)])
self.PartEqual(lin(tickdists=["1", "0.5"], labeldists=[], extendtick=1).partfunctions(0, 1.2, 1, 1)[0](),
[tick((0, 1), 0, None), tick((1, 2), 1, None), tick((1, 1), 0, None), tick((3, 2), 1, None)])
self.PartEqual(lin(tickdists=["1", "0.5"], labeldists=[], extendtick=0).partfunctions(0, 1.2, 1, 1)[0](),
[tick((0, 1), 0, None), tick((1, 2), 1, None), tick((1, 1), 0, None), tick((3, 2), 1, None), tick((2, 1), 0, None)])
self.PartEqual(lin(labeldists=["1"], tickdists=[]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), None, 0), tick((1, 1), None, 0)])
self.PartEqual(lin(labeldists=["1", "0.5"], tickdists=[]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), None, 0), tick((1, 2), None, 1), tick((1, 1), None, 0)])
self.PartEqual(lin(labeldists=["1", "0.5", "0.25"], tickdists=[]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), None, 0), tick((1, 4), None, 2), tick((1, 2), None, 1), tick((3, 4), None, 2), tick((1, 1), None, 0)])
self.PartEqual(lin(labeldists=["1", "0.5"], tickdists=[], extendlabel=None).partfunctions(0, 1.5, 1, 1)[0](),
[tick((0, 1), None, 0), tick((1, 2), None, 1), tick((1, 1), None, 0), tick((3, 2), None, 1)])
self.PartEqual(lin(labeldists=["1", "0.5"], tickdists=[], extendlabel=1).partfunctions(0, 1.2, 1, 1)[0](),
[tick((0, 1), None, 0), tick((1, 2), None, 1), tick((1, 1), None, 0), tick((3, 2), None, 1)])
self.PartEqual(lin(labeldists=["1", "0.5"], tickdists=[], extendlabel=0).partfunctions(0, 1.2, 1, 1)[0](),
[tick((0, 1), None, 0), tick((1, 2), None, 1), tick((1, 1), None, 0), tick((3, 2), None, 1), tick((2, 1), None, 0)])
self.PartEqual(lin(tickdists=["1"]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 1), 0, 0)])
self.PartEqual(lin(tickdists=["1", "0.5"]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 2), 1, None), tick((1, 1), 0, 0)])
self.PartEqual(lin(tickdists=["1", "0.5", "0.25"]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 4), 2, None), tick((1, 2), 1, None), tick((3, 4), 2, None), tick((1, 1), 0, 0)])
self.PartEqual(lin(tickdists=["1", "0.5"], extendtick=None).partfunctions(0, 1.5, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 2), 1, None), tick((1, 1), 0, 0), tick((3, 2), 1, None)])
self.PartEqual(lin(tickdists=["1", "0.5"], extendtick=1).partfunctions(0, 1.2, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 2), 1, None), tick((1, 1), 0, 0), tick((3, 2), 1, None)])
self.PartEqual(lin(tickdists=["1", "0.5"], extendtick=0).partfunctions(0, 1.2, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 2), 1, None), tick((1, 1), 0, 0), tick((3, 2), 1, None), tick((2, 1), 0, 0)])
self.PartEqual(lin(labeldists=["1"]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 1), 0, 0)])
self.PartEqual(lin(labeldists=["1", "0.5"]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 2), None, 1), tick((1, 1), 0, 0)])
self.PartEqual(lin(labeldists=["1", "0.5", "0.25"]).partfunctions(0, 1, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 4), None, 2), tick((1, 2), None, 1), tick((3, 4), None, 2), tick((1, 1), 0, 0)])
self.PartEqual(lin(labeldists=["1", "0.5"], extendtick=None).partfunctions(0, 1.5, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 2), None, 1), tick((1, 1), 0, 0), tick((3, 2), None, 1)])
self.PartEqual(lin(labeldists=["1", "0.5"], extendtick=None, extendlabel=1).partfunctions(0, 1.2, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 2), None, 1), tick((1, 1), 0, 0), tick((3, 2), None, 1)])
self.PartEqual(lin(labeldists=["1", "0.5"], extendtick=None, extendlabel=0).partfunctions(0, 1.2, 1, 1)[0](),
[tick((0, 1), 0, 0), tick((1, 2), None, 1), tick((1, 1), 0, 0), tick((3, 2), None, 1), tick((2, 1), 0, 0)])
def testDefault(self):
ticks = [tick((0, 10), labellevel=0), tick((1, 10), labellevel=0), tick((1, 1), labellevel=0), tick((10, 1), labellevel=0)]
default().labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], ["0", "0.1", "1", "10"])
ticks = [tick((0, 10), labellevel=0), tick((1, 10), labellevel=0), tick((1, 1), labellevel=0), tick((10000, 1), labellevel=0)]
default(minexp=1, skipmantissaunity=skipmantissaunity.never, uniformexp=False).labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], [r"0", r"1\cdot{}10^{-1}", r"1", r"1\cdot{}10^{4}"])
ticks = [tick((0, 10), labellevel=0), tick((1, 10), labellevel=0), tick((1, 1), labellevel=0), tick((10000, 1), labellevel=0)]
default(minexp=2, uniformexp=False).labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], ["0", "0.1", "1", r"10^{4}"])
ticks = [tick((-1, 10), labellevel=0), tick((1, 1), labellevel=0), tick((10, 1), labellevel=0)]
default(minexp=0).labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], [r"-10^{-1}", r"10^{0}", r"10^{1}"])
ticks = [tick((0, 1), labellevel=0), tick((1, -10), labellevel=0), tick((15, 100), labellevel=0)]
default(minnegexp=0, mantissatexter=decimal(equalprecision=True)).labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], [r"0.0\cdot{}10^{0}", r"-1.0\cdot{}10^{-1}", r"1.5\cdot{}10^{-1}"])
ticks = [tick((0, 1), labellevel=0), tick((1, -10), labellevel=0), tick((15, 100), labellevel=0)]
default(minnegexp=1, mantissatexter=decimal(equalprecision=True)).labels(ticks)
self.assertEqual([tex_expr(t.label) for t in ticks], [r"0.0", r"-1.0\cdot{}10^{-1}", r"1.5\cdot{}10^{-1}"])
from pyx.graph.axis import painter, tick
text.set(mode="latex")
p = painter.regular(basepathattrs=[deco.earrow.normal],
titlepos=0.95,
titledist=-0.3,
titledirection=None,
outerticklength=graph.axis.painter.ticklength.normal,
)
g = graph.graphxy(width=8, xaxisat=0, yaxisat=0,
x=graph.axis.linear(title="$t$", min=-2.9, max=2.9,
painter=p),
y=graph.axis.linear(min=-0.05, max=1.9,
manualticks=[tick.tick(0, None, None),
tick.tick(0.5, label=r"$\frac{1}{2}$", ticklevel=0),
tick.tick(1.5, label=r"$\frac{3}{2}$", ticklevel=0),
],
painter=p))
def f(t,x): return t, sum([ x[i]*(t**i) for i in range(len(x)) ])
g.plot(graph.data.paramfunction("t", -3, 3, "x, y = f(t,x)", points=500, context={"f": f, "x":x2}),
[graph.style.line([style.linewidth.Thin, style.linestyle.solid])])
g.plot(graph.data.paramfunction("t", -3, 3, "x, y = f(t,x)", points=500, context={"f": f, "x":x4}),
[graph.style.line([style.linewidth.Thin, style.linestyle.solid])])
g.plot(graph.data.paramfunction("t", -3, 3, "x, y = f(t,x)", points=500, context={"f": f, "x":x8}),
[graph.style.line([style.linewidth.Thin, style.linestyle.solid])])
px, py = g.pos(1.3, f(1.3, x2)[1])
from pyx import *
from pyx.graph import graphxy, data, axis
from pyx.graph.axis import painter, tick
from pyx.deco import earrow
range = 2.5
p = painter.regular(basepathattrs=[earrow.normal], titlepos=0.95,
outerticklength=painter.ticklength.normal,
titledist=-0.3, titledirection=None) # horizontal text
g = graphxy(width=10, xaxisat=0, yaxisat=0,
x=axis.linear(title="$x$", min=-range, max=+range, painter=p,
# suppress some ticks by overwriting ...
manualticks=[tick.tick(0, None, None),
tick.tick(range, None, None)]),
y=axis.linear(title=r"$x\sin(x^2)$", painter=p,
manualticks=[tick.tick(0, None, None),
tick.tick(3, None, None)]))
g.plot(data.function("y(x)=x*sin(x**2)"),
# Line style is set before symbol style -> symbols will be draw
# above the line.
[graph.style.line([style.linewidth.Thin, style.linestyle.solid]),
graph.style.symbol(graph.style.symbol.circle, size=0.1,
symbolattrs=[deco.filled([color.rgb.green]),
deco.stroked([color.rgb.red])])])
# manually typeset "0" near the origin
g.dolayout()